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Re: GM Tac Issue P1516
Posted to Technical Discussion Forum on 2/8/2011 1 Reply

Check our SI Document ID: 2260995 if you want to learn more about how airflow models are used to predict the failure of a sensor - a 2006 and newer Chevy Impala with a 3.9L engine and P1101 DTC if you want to look at it that way.

A speed density equipped '04... Login to read more.

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